99999873654as7829 @ 2023-12-14 23:15:28
代码：
#include<iostream>
using namespace std;
int main(){
unsigned long long a,b;
cin>>a>>b;
cout<<a*b;
}by Boeing @ 2023-12-14 23:37:14
题目给的数据范围远超unsigned long long能表示的范围，所以会出错，这是一道高精度题，你可以直接看看题解
by Starry_dream @ 2023-12-15 00:06:50
@wuyuhang2012 先学string或char高精